#editor_id {
    width: 1100px;
    height: 400px;
}

.input{
    width: 1100px;
}

.sub {
    margin-left: 400px;
    margin-top: 20px;
}
.ha{
    text-align: center;
}
.lj{
    background: url("https://xwt-leyou.oss-cn-shanghai.aliyuncs.com/4.jpg") center/cover no-repeat;
    width:300px;
    margin: 0 auto;
    background-color: bisque;
    height: 550px;
    margin-top: 40px;
}